Perl세미나

1. Perl Seminar

2. Perl Seminar

3. Perl Seminar by

4. What is Perl?

5. What is Perl?

6. What is Perl?

7. How to program it?

8. How to program it? Just type “perl”

11. How to program it? or

14. How to program it? Make “.pl” ﬁle

17. How to program it? or

20. How to program it? #!/usr/bin/env perl

23. How to program it? AND

26. How to program it? Run !

28. Hell o World!

29. Hello, World!

30. Hello, World!

31. Hello, World! print “Hello, World!”;

32. Hello, World!

33. Basic 1 : Variable

34. Basic 1-1 : Normal Variable

36. Basic 1-1 : Normal Variable : $VariableName

37. Basic 1-1 : Normal Variable : $VariableName or or

40. Basic 1-2 : Array Variable

41. Basic 1-2 : Array Variable : @VariableName

42. Basic 1-2 : Array Variable : @VariableName $#VariableName :

43. Basic 1-2 : Array Variable : @VariableName $#VariableName : $VariableName[n] : n

44. Basic 1-2 : Array Variable

46. Basic 1-3 : Hash Variable ( )

47. Basic 1-3 : Hash Variable ( ) : %VariableName

48. Basic 1-3 : Hash Variable ( ) : %VariableName $VariableName{key} : key value

49. Basic 1-3 : Hash Variable

51. Basic 1-4 : Temp Variable

52. Basic 1-4 : Temp Variable : $_

53. Basic 1-4 : Temp Variable

54. Basic 2 : Operator

55. Basic 2-1 : Numeric Operator

56. Basic 2-1 : Numeric Operator +

57. Basic 2-1 : Numeric Operator + -

58. Basic 2-1 : Numeric Operator + - *

59. Basic 2-1 : Numeric Operator + - * /

60. Basic 2-1 : Numeric Operator + - * / st Ba sic! It is ju

61. Basic 2-1 : Numeric Operator + - * /

62. Basic 2-1 : Numeric Operator += -= *= /=

63. Basic 2-1 : Numeric Operator += -= *= /= st a dd = Ju

66. Basic 2-1 : Numeric Operator == != < > <= >=

68. Basic 2 : Operator

69. Basic 2-2 : String Operator

70. Basic 2-2 : String Operator .

71. Basic 2-2 : String Operator JOIN .

72. Basic 2-2 : String Operator JOIN . x

73. Basic 2-2 : String Operator JOIN . x REPEAT!

76. Basic 2-2 : String Operator eq ne lt gt le ge

78. Basic 3 : Loop

79. Basic 3-1 : For

80. Basic 3-1-1 : Normal For

81. Basic 3-1-1 : Normal For for(Init; Cond; Inc) { # Something Todo }

82. Basic 3-1-1 : Normal For

83. Basic 3-1 : For

84. Basic 3-1-2 : Foreach

85. Basic 3-1-2 : Foreach foreach(List) { # Something Todo }

88. Basic 3-1-2 : Foreach for(List) { # Something Todo }

91. Basic 3-1-2 : Foreach foreach $Value (List) { # Something Todo }

93. Basic 3-2 : While

94. Basic 3-2 : While while(condition) { # something to do }

95. Basic 4 : Subroutine

96. Basic 4-1 : Subroutine?

98. Basic 4-2 : deﬁnition sub NAME { }

100. Basic 4-3 : Usage NAME(ARG1, ARG2, ARG3);

101. Basic 5 : I/O

102. Basic 5-1 : File I/O

103. Basic 5-1 : File I/O open(HANDLE, < or > or >>, FILENAME)

104. Basic 5-1 : File I/O open(HANDLE, < or > or >>, FILENAME) Input: <HANDLE>;

105. Basic 5-1 : File I/O open(HANDLE, < or > or >>, FILENAME) Input: <HANDLE>; Output: print DESTINATION SOURCE;

106. Basic 5-1 : File I/O open(HANDLE, < or > or >>, FILENAME) Input: <HANDLE>; Output: print DESTINATION SOURCE; close HANDLE;

107. Basic 5 : I/O

108. Basic 5-2 : Console I/O

109. Basic 5-2 : Console I/O Input: <STDIN>;

110. Basic 5-2 : Console I/O Input: <STDIN>; Output: print;

111. Basic 5-2 : Console I/O Input: <STDIN>; Output: print; ReadMode 'noecho';

112. Basic 6 : ARGUMENTS

113. Basic 6 : ARGUMENTS

114. Basic 6 : ARGUMENTS @_

115. Basic 6 : ARGUMENTS @_ @ARGV

116. Basic 6 : ARGUMENTS @_ @ARGV shift

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